Home / 189,504,164.79-261,517,550.00-111,189,050.55

Finding the Fourth Proportional to 189,504,164.79, 261,517,550.00 and 111,189,050.55

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Solution

The fourth proportional to 189,504,164.79, 261,517,550.00 and 111,189,050.55 is: 153,441,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,504,164.79 : 261,517,550.00 = 111,189,050.55 : x
  2. Step 2: Convert to fraction form
    189,504,164.79/261,517,550.00 = 111,189,050.55/x
  3. Step 3: Cross multiply
    189,504,164.79x = 261,517,550.00 × 111,189,050.55
  4. Step 4: Simplify right side
    189,504,164.79x = 29,077,888,086,106,208
  5. Step 5: Solve for x
    x = 29,077,888,086,106,208/189,504,164.79
  6. Step 6: Final answer
    x = 153,441,947.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.